fundamentally very challenging to see substantial price appreciation when you have that type of an environment. hopefully that will improve. >> great to hear your thoughts, daniel morris from tiaa-cref's asset management. >> thanks for getting up early, appreciate it. >>> still to come, the closing keynote address at the world congress. >> the keenly awaited speech right after the break. [ male announcer ] whether it takes 200,000 parts, ♪ 800,000 hours of supercomputing time, 3 million lines of code, 40,000 sets of eyes, or a million sleepless nights. whether it's building the world's most advanced satellite, the space station, or the next leap in unmanned systems. at boeing, one thing never changes. our passion to make it real. ♪ >>> welcome back to the show. facebook and samsung have been in the main newsmakers so far at this year's mobile world dmong barcelona. the social network ceo defended his what's app acquisition and attention turns to data and cloud computing ahead of ib ibm ceo's keynote address. jon forte is live, what should we look out for? >> reporter: this should be big da